Finding the Third Proportional to 3,647,808 and 5,330,988

Step by Step Solution

1. Step 1: Write the proportion equation
   3,647,808 : 5,330,988 = 5,330,988 : x
2. Step 2: Convert to fraction form
   3,647,808/5,330,988 = 5,330,988/x
3. Step 3: Cross multiply
   3,647,808x = 5,330,988 × 5,330,988
4. Step 4: Simplify right side
   3,647,808x = 28,419,433,056,144
5. Step 5: Solve for x
   x = 28,419,433,056,144/3,647,808
6. Step 6: Final answer
   x = 7,790,824.81